Add NotificationClassification.SCHEMA (#1567)

A new notification classification for notifications about indexes and constraints.

Author: injectives

driver/src/main/java/org/neo4j/driver/NotificationCategory.java

@@ -90,4 +90,15 @@ public sealed interface NotificationCategory extends Serializable permits Notifi
      * For instance, notifications that are not part of a more specific class.
      */
     NotificationCategory GENERIC = NotificationClassification.GENERIC;
+
+    /**
+     * A schema category.
+     * <p>
+     * For instance, notifications about indexes and constraints.
+     * <p>
+     * Please note that this category was added to a later server version. Therefore, a compatible server version is
+     * required to use it.
+     * @since 5.24.0
+     */
+    NotificationCategory SCHEMA = NotificationClassification.SCHEMA;
 }

driver/src/main/java/org/neo4j/driver/NotificationClassification.java

@@ -86,5 +86,15 @@ public enum NotificationClassification implements NotificationCategory {
      * <p>
      * For instance, notifications that are not part of a more specific class.
      */
-    GENERIC
+    GENERIC,
+    /**
+     * A schema category.
+     * <p>
+     * For instance, notifications about indexes and constraints.
+     * <p>
+     * Please note that this category was added to a later server version. Therefore, a compatible server version is
+     * required to use it.
+     * @since 5.24.0
+     */
+    SCHEMA
 }

driver/src/main/java/org/neo4j/driver/internal/summary/InternalNotification.java

@@ -41,6 +41,7 @@ public static Optional<NotificationCategory> valueOf(String value) {
                     case SECURITY -> NotificationCategory.SECURITY;
                     case TOPOLOGY -> NotificationCategory.TOPOLOGY;
                     case GENERIC -> NotificationCategory.GENERIC;
+                    case SCHEMA -> NotificationCategory.SCHEMA;
                 });
     }
 

driver/src/test/java/org/neo4j/driver/internal/summary/InternalNotificationTest.java

@@ -0,0 +1,56 @@
+/*
+ * Copyright (c) "Neo4j"
+ * Neo4j Sweden AB [https://neo4j.com]
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.neo4j.driver.internal.summary;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+import java.util.Arrays;
+import java.util.stream.Stream;
+import org.junit.jupiter.params.ParameterizedTest;
+import org.junit.jupiter.params.provider.Arguments;
+import org.junit.jupiter.params.provider.MethodSource;
+import org.neo4j.driver.NotificationCategory;
+import org.neo4j.driver.NotificationClassification;
+
+class InternalNotificationTest {
+    @ParameterizedTest
+    @MethodSource("shouldMapArgs")
+    void shouldMap(String value, NotificationCategory expectedNotificationCategory) {
+        var notificationCategory = InternalNotification.valueOf(value).orElse(null);
+
+        assertEquals(expectedNotificationCategory, notificationCategory);
+    }
+
+    static Stream<Arguments> shouldMapArgs() {
+        return Arrays.stream(NotificationClassification.values())
+                .map(notificationClassification -> switch (notificationClassification) {
+                    case HINT -> Arguments.of(notificationClassification.toString(), NotificationCategory.HINT);
+                    case UNRECOGNIZED -> Arguments.of(
+                            notificationClassification.toString(), NotificationCategory.UNRECOGNIZED);
+                    case UNSUPPORTED -> Arguments.of(
+                            notificationClassification.toString(), NotificationCategory.UNSUPPORTED);
+                    case PERFORMANCE -> Arguments.of(
+                            notificationClassification.toString(), NotificationCategory.PERFORMANCE);
+                    case DEPRECATION -> Arguments.of(
+                            notificationClassification.toString(), NotificationCategory.DEPRECATION);
+                    case SECURITY -> Arguments.of(notificationClassification.toString(), NotificationCategory.SECURITY);
+                    case TOPOLOGY -> Arguments.of(notificationClassification.toString(), NotificationCategory.TOPOLOGY);
+                    case GENERIC -> Arguments.of(notificationClassification.toString(), NotificationCategory.GENERIC);
+                    case SCHEMA -> Arguments.of(notificationClassification.toString(), NotificationCategory.SCHEMA);
+                });
+    }
+}